| 000 | 00329nam a2200145Ia 4500 | ||
|---|---|---|---|
| 020 | _a9231014021 | ||
| 082 |
_a574.07 _bNEW |
||
| 245 | _aNew trends in biology teaching | ||
| 260 |
_aParis: _bUNESCO, _c1977. |
||
| 300 |
_bvol.iv _aix, 235p. |
||
| 500 | _aPB | ||
| 546 | _aEng | ||
| 650 |
_aScience education _943989 |
||
| 942 | _cBK | ||
| 999 |
_c10320 _d10320 |
||